Finding the Fourth Proportional to 2,067.10, 3,100.79 and 834.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.10 : 3,100.79 = 834.51 : x
2. Step 2: Convert to fraction form
   2,067.10/3,100.79 = 834.51/x
3. Step 3: Cross multiply
   2,067.10x = 3,100.79 × 834.51
4. Step 4: Simplify right side
   2,067.10x = 2,587,640.26
5. Step 5: Solve for x
   x = 2,587,640.26/2,067.10
6. Step 6: Final answer
   x = 1,251.82